EP3865755A4 - Anti-off steel ring and fixed sealing device for snap-fit pipe fitting - Google Patents

Anti-off steel ring and fixed sealing device for snap-fit pipe fitting Download PDF

Info

Publication number
EP3865755A4
EP3865755A4 EP18936788.1A EP18936788A EP3865755A4 EP 3865755 A4 EP3865755 A4 EP 3865755A4 EP 18936788 A EP18936788 A EP 18936788A EP 3865755 A4 EP3865755 A4 EP 3865755A4
Authority
EP
European Patent Office
Prior art keywords
snap
sealing device
pipe fitting
steel ring
fixed sealing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP18936788.1A
Other languages
German (de)
French (fr)
Other versions
EP3865755A1 (en
Inventor
Yuguang He
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZHUJI CITY HOWHI AIR CONDITIONERS MADE CO Ltd
Original Assignee
ZHUJI CITY HOWHI AIR CONDITIONERS MADE CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by ZHUJI CITY HOWHI AIR CONDITIONERS MADE CO Ltd filed Critical ZHUJI CITY HOWHI AIR CONDITIONERS MADE CO Ltd
Publication of EP3865755A1 publication Critical patent/EP3865755A1/en
Publication of EP3865755A4 publication Critical patent/EP3865755A4/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/084—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking
    • F16L37/091—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members combined with automatic locking by means of a ring provided with teeth or fingers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L13/00—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints
    • F16L13/14—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling
    • F16L13/141—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling by crimping or rolling from the outside
    • F16L13/142—Non-disconnectible pipe-joints, e.g. soldered, adhesive or caulked joints made by plastically deforming the material of the pipe, e.g. by flanging, rolling by crimping or rolling from the outside with a sealing element inserted into the female part before crimping or rolling
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L21/00—Joints with sleeve or socket
    • F16L21/02—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings
    • F16L21/03—Joints with sleeve or socket with elastic sealing rings between pipe and sleeve or between pipe and socket, e.g. with rolling or other prefabricated profiled rings placed in the socket before connection
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/02—Couplings of the quick-acting type in which the connection is maintained only by friction of the parts being joined
    • F16L37/04—Couplings of the quick-acting type in which the connection is maintained only by friction of the parts being joined with an elastic outer part pressing against an inner part by reason of its elasticity
    • F16L37/05—Couplings of the quick-acting type in which the connection is maintained only by friction of the parts being joined with an elastic outer part pressing against an inner part by reason of its elasticity tightened by the pressure of a mechanical element
EP18936788.1A 2018-10-09 2018-10-09 Anti-off steel ring and fixed sealing device for snap-fit pipe fitting Pending EP3865755A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/109419 WO2020073188A1 (en) 2018-10-09 2018-10-09 Anti-off steel ring and fixed sealing device for snap-fit pipe fitting

Publications (2)

Publication Number Publication Date
EP3865755A1 EP3865755A1 (en) 2021-08-18
EP3865755A4 true EP3865755A4 (en) 2022-06-01

Family

ID=70052093

Family Applications (1)

Application Number Title Priority Date Filing Date
EP18936788.1A Pending EP3865755A4 (en) 2018-10-09 2018-10-09 Anti-off steel ring and fixed sealing device for snap-fit pipe fitting

Country Status (6)

Country Link
US (1) US11112044B2 (en)
EP (1) EP3865755A4 (en)
CN (1) CN111373187B (en)
AU (1) AU2018444718A1 (en)
CA (1) CA3115847A1 (en)
WO (1) WO2020073188A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200300391A1 (en) 2019-03-20 2020-09-24 Nibco Inc. Press fitting assembly
CN113970019A (en) * 2020-07-22 2022-01-25 浙江浩海管业有限公司 Steel ring
CN114033902B (en) * 2021-11-09 2023-06-13 浙江天庆管业有限公司 Novel clamping and pressing pipe end connecting joint

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1659325A2 (en) * 2004-11-18 2006-05-24 Genebre, S.A. Gripping ring for pipe joints
US20110309611A1 (en) * 2007-09-19 2011-12-22 Smith Lawrence J Push-in fitting for electrical metallic tubing with enhanced sealing and continuity
KR101522982B1 (en) * 2014-09-04 2015-05-28 정우금속공업 주식회사 Pipe connector
KR20150002809U (en) * 2014-01-08 2015-07-16 강석근 Joint pipe for connecting resin pipe
US20170122469A1 (en) * 2012-07-10 2017-05-04 Apex Gold International Limited Press fitting and joint assembly with such a press fitting

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT336970B (en) * 1975-11-14 1977-06-10 Hawle & Co Kg Flanschen Und Ar CONNECTION OR CONNECTOR FOR SMOOTH PIPES, ESPECIALLY PLASTIC PIPES
GB2060106A (en) * 1979-10-10 1981-04-29 Britton Ltd C E & J P Quick Release Tube Coupling
GB2071798B (en) * 1980-03-11 1983-08-10 Hepworth Plastics Ltd Pipe couplings
FR2579292B1 (en) * 1985-03-19 1987-11-20 Legris Sa IMPROVEMENT OF THE ELASTIC HANGING ELEMENT OF INSTANTANEOUS CONNECTION SYSTEMS FOR FLUID CONDUITS
GB2182743B (en) 1985-10-30 1989-10-11 Victaulic Plc Improvements in or relating to pipe couplings and parts therefor
FR2619433B1 (en) * 1987-08-12 1990-10-12 Girpi Sa INSTANTANEOUS CONNECTION FOR FLEXIBLE SYNTHETIC TUBES OR PIPES
ES2092076T3 (en) * 1991-12-26 1996-11-16 Legris Sa JOINT DEVICE FOR COMPONENTS OF A NETWORK OF DISTRIBUTION OF FLUIDS, NETWORK AND COMPONENTS FOR ITS IMPLEMENTATION.
GB9516697D0 (en) * 1995-08-15 1995-10-18 Opella Ltd Tube coupling
WO2001018440A2 (en) * 1999-09-09 2001-03-15 R. Conrader Company Tube fitting
US6499771B1 (en) * 2000-07-18 2002-12-31 Victaulic Company Of America Mechanical pipe coupling with toothed retainer
DE20219600U1 (en) * 2002-12-18 2004-04-29 Franz Viegener Ii Gmbh & Co. Kg Press connection arrangement and holding element for a press connection
DE10335514B4 (en) 2003-03-24 2010-05-12 Simag, Blazenka pipe connection
DE202004007291U1 (en) * 2004-05-07 2005-09-15 Viega Gmbh & Co Kg Press connector assembly
DE102009007303B4 (en) 2009-02-03 2023-05-04 Viega Technology Gmbh & Co. Kg Fitting for thick-walled pipes
FR2945606A1 (en) * 2009-05-18 2010-11-19 Legris Sas RAPID CONNECTION DEVICE FOR FLUID CIRCUITS SUBJECT TO SIGNIFICANT PRESSURE VARIATIONS.
CN102620078B (en) * 2012-02-06 2014-04-02 王仕才 Insert-type self-locking fast tube joint and disassembling tool matched with same
AT512772B1 (en) * 2012-09-10 2013-11-15 Ke Kelit Kunststoffwerk Gmbh Plug-in coupling for a metallic pipe, in particular for water pipes
KR101468508B1 (en) * 2013-08-29 2014-12-04 정우금속공업 주식회사 Pipe connector
DE102016109034A1 (en) * 2016-05-17 2017-11-23 Viega Technology Gmbh & Co. Kg Fitting for producing a sealed connection comprising a holding element with contact surfaces
US10823316B2 (en) * 2017-04-28 2020-11-03 Nibco Inc. Piping connections and connection sockets

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1659325A2 (en) * 2004-11-18 2006-05-24 Genebre, S.A. Gripping ring for pipe joints
US20110309611A1 (en) * 2007-09-19 2011-12-22 Smith Lawrence J Push-in fitting for electrical metallic tubing with enhanced sealing and continuity
US20170122469A1 (en) * 2012-07-10 2017-05-04 Apex Gold International Limited Press fitting and joint assembly with such a press fitting
KR20150002809U (en) * 2014-01-08 2015-07-16 강석근 Joint pipe for connecting resin pipe
KR101522982B1 (en) * 2014-09-04 2015-05-28 정우금속공업 주식회사 Pipe connector

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2020073188A1 *

Also Published As

Publication number Publication date
EP3865755A1 (en) 2021-08-18
US20200109805A1 (en) 2020-04-09
CN111373187A (en) 2020-07-03
WO2020073188A1 (en) 2020-04-16
CA3115847A1 (en) 2020-04-16
US11112044B2 (en) 2021-09-07
CN111373187B (en) 2023-01-13
AU2018444718A1 (en) 2021-06-03

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